What is the use of personal digital certificates?

The function is to prove your identity.

According to the information of Zhihu Platform, a personal digital certificate is issued by an authoritative organization and consists of a string of data that can be bound to your identity, which is used to prove your true identity on the Internet. It can be used for electronic signature, encrypted communication, identity authentication and other functions to ensure the security of your electronic transactions and information transmission on the Internet.

The procedures for applying for a personal digital certificate are generally as follows:

1. Go to the website of relevant certification center or service organization, select the type and use of personal digital certificate, and fill in relevant application information, such as name, ID number, contact information, etc.

2. Generate your own key pair, that is, public key and private key. The public key is used to encrypt and verify information, and the private key is used to decrypt and sign information.

3. Submit the public key and personal information to the certification center for review. After the approval, the certification center will issue you a digital certificate.